PRO-GOLD ES Premium Autobody Filler PRO-GOLD ES Premium Autobody Filler sets the gold standard for body repair. Manufactured with the latest premium resin technology, PRO-GOLD ES is an easy-to-spread filler that delivers effortless sanding and a smooth, velvety finish. This same technology also provides superior adhesion to all types of metals including galvanized, bare steel and aluminum. . Excellent featheredge and sanding with minimal clog . Fills dents, dings, scratches, rust and hail damage with ease . Makes damaged surfaces look brand new . Clog free. Tack free . Blue cream hardener included 16400 Yes - STYRENE